Olney vs Potomac

A side-by-side comparison of Olney and Potomac: population, income, housing, and more.

Olney and Potomac are places in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Potomac has the higher population (46,230 vs 36,000 in Olney). Potomac has the higher median household income ($239,205 vs $171,766 in Olney). Potomac has the higher median home value ($1,105,900 vs $632,400 in Olney).

Population, income & housing

	Olney	Potomac
Population	36,000	46,230
Median age	41.6 yrs	47.0 yrs
Median household income	$171,766	$239,205
Median home value	$632,400	$1,105,900
Median gross rent	$2,409	$2,616
Housing units	12,076	16,843
Homeownership rate	88.6%	85.1%
Bachelor's degree or higher	64.7%	84.5%
Unemployment rate	4.0%	3.6%

Trends (ACS 5-year, 2019–2023)

	Olney	Potomac
Population	35,191 → 36,000 (+2.3%)	45,940 → 46,230 (+0.6%)
Median household income	$143,396 → $171,766 (+19.8%)	$195,884 → $239,205 (+22.1%)
Median home value	$506,400 → $632,400 (+24.9%)	$893,800 → $1,105,900 (+23.7%)
Median gross rent	$1,948 → $2,409 (+23.7%)	$1,990 → $2,616 (+31.5%)

Olney

Population

35,19136,000

Median household income

$143,396$171,766

Median home value

$506,400$632,400

Median gross rent

$1,948$2,409

Potomac

Population

45,94046,230

Median household income

$195,884$239,205

Median home value

$893,800$1,105,900

Median gross rent

$1,990$2,616

Age & race/ethnicity

Age distribution (share)

	Olney	Potomac
Under 5	5.3%	4.6%
5 to 17	20.8%	19.4%
18 to 24	7.0%	6.6%
25 to 34	8.9%	5.3%
35 to 44	13.0%	11.1%
45 to 54	14.1%	15.6%
55 to 64	14.5%	14.2%
65 to 74	9.3%	12.2%
75 and over	7.1%	10.8%

Race & ethnicity (share)

	Olney	Potomac
White (non-Hispanic)	54.9%	57.9%
Black or African American	14.7%	5.4%
American Indian & Alaska Native	0.1%	0.1%
Asian	11.7%	20.7%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.6%	0.9%
Two or more races	5.9%	4.7%
Hispanic or Latino	12.1%	10.3%

Educational attainment (age 25+)

Share of adults 25+

	Olney	Potomac
No high school diploma	3.5%	3.0%
High school graduate	12.5%	4.0%
Some college or associate's	19.3%	8.5%
Bachelor's degree	33.7%	29.4%
Graduate or professional degree	31.0%	55.1%

Commute to work

How workers get to work (share)

	Olney	Potomac
Drove alone	62.1%	53.9%
Carpooled	6.2%	5.5%
Public transit	2.3%	4.2%
Walked	2.1%	1.0%
Bicycle	0.1%	0.2%
Worked from home	26.6%	33.1%
Other means	0.6%	2.1%

Housing

Units in structure (share)

	Olney	Potomac
1-unit, detached	66.4%	70.3%
1-unit, attached	28.0%	15.0%
2 to 4 units	0.7%	0.9%
5 to 19 units	2.4%	1.6%
20 or more units	2.6%	12.2%
Mobile home & other	0.0%	0.1%

Poverty & households

	Olney	Potomac
Poverty rate	4.4%	3.7%
Average household size	3.01	2.82
Mean commute (minutes)	32	31
Median year structure built	1986	1977